[问题]请问一题GWD

楼主: joyce8624 (阿珠)   2014-10-29 19:37:00
请问一题GWD,这里可以把a跟b的值求出来吗?
What is the value of a^-2b^-3 ?
(1) a^-3b^-2 = 36^-1
(2) ab^-1 = 6^-1
谢谢

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